Thank you for the answer!

Quote Originally Posted by Dark Knight View Post
never allow macros, it is not safe.
It's 50/50. Everything is safe if you know how to work with it Trusted macros (such as widely used or open-source) are cool, shady .xlsm files are not. And even then Microsoft implemented mechanisms that doesn't let macros to do serious damage unless configured otherwise.

If you're unsure about my project, you can check the source code (it's not that big and complex) without running it